Evaluate. (sin 30)2 cos 180 + tan 0 - cot(- 45) 5/4 7/4 3/4

Q: 3. Find the exact value of the expression: sin tan-1 12 [tan- + cos

A: We have to find

Q: Evaluate the following leaving the result as an EXACT value. cos⁡(tan^-1⁡(4/3)+sin^−1⁡(−2/5))

A: We have to solve the problem

Q: 2 Suppose that tana=, and a<a<- 2 a Find the exact values of sin- and tan sin Undefined tan II

A:

Q: Use a graphing utility to approximate (to three decimal places) the solutions of the equation in the…

A: The value of the x for which the graph crosses the x-axis will be the solution of the equation.

Q: 1. What is the exact value of sin 75°? O -V6-V2 4 O vô-v2 4 O v2-V6 4 O V2+v6 4

A: We have to find the value

Q: 2. If 5 sin 0 + 12 cos 0 = 13, then what is 5 cos 0 - 12 sin equal to? (a) -2 (b)-1 (c) 1 (d) 0

A: Here

Q: 6. Find the identical expression for the following COSX 1+sin x 1 + sin x COS X Select the correct…

A: Some triognometric identities are:  Sin2x + Cos2x = 1 Sin 2x = 2 Sin x Cos x Inverse ( sin x) = Csc…

Q: For what value is this statement true? cos(5x+10)°=sin(4x−1)° A. x=9 B. x=35 C. x=−11 D. x=55

A:

Q: What expression is equal to the given expression below? 1- tan²x 1+tan²x a. sin 2x b. cos 2x -sin 2x…

A: Given: 1-tan2x1+tan2x We write tan x by using the ratio of sin x and cos x.

Q: Find the values sin2X, cos2X, and tan2Xfor the given value of X, cotX = 4/3; 180o < X < 270o

A:

Q: -1 Rewrite tan sin as an algebraic expression in v. V9+1? - 1 sin tan 9 +

A:

Q: Solve the equation for x if 0 ≤ x < 2?. Give your answer in radians using exact values only. (Enter…

A: We will solve the following.

Q: Solve the equation for x if 0 ≤ x < 2?. Give your answer in radians using exact values only. (Enter…

A:

Q: 3. Evaluate and solve for x. (No decimal values allowed) tan 30° sec60°sin90° esc-45 sec600 X(sin…

A: Put tan30°=1/√3, sin30°=1/2, sin90°=1 Cosec45°=√2, cos45°=1/√2 Then solve for x

Q: Suppose π/2 < θ < π and sin θ = 3/ 8 . Evaluate cos θ in exact fraction?

A: Here in π2&lt;θ&lt;π (Second quadrant), cosθ will be negative. As the sign system for trigonometric…

Q: - 37 then 4 - If 0 sin(0) = cos(0) =

A:

Q: sin (1) Using an appropriate substitution, evaluate: [2+ cos(1) ]* 1 +C A 3[2+ cos(1)]³ 3 B +C [2+…

A: topic - Indefinite integration

Q: Establish each identity.

A:

Q: Find tan2t given the following: tan2 = -12/5 and sin t<0

A: Given  tanx=-125and sin t&lt;0

Q: sin?(꽃) + cos? () + tan2 (품) 2 1/2 1 1/2

A: We will find the solution in the following step.

Q: How do you solve this?

A: v is in first quadrant so v/2 is in first quadrant too.

Q: (cor- (-꼴)) + tan-1 (sin (5)) ? What is the exact value of sin COS 2 -2/2-T 4 -2/2+T 4 2/2+T 4 2/2-n…

A: We have to find the value of the given condition

Q: How can i prove this identity? sin 4A=4 sin A cos^3A-4 sin^3A cos A

A: We have to prove that  We will simplify right hand side of the equation.

Q: Find the exact value of cos(α − β) if α and β both lie in the first quadrant, and sin α = 12/13 and…

A: Since you have asked multiple questions in a single request, we would be answering only the first…

Q: 10. cos (2x- 1)° = sin (75)° %3D Answer: 13. sin (x + 77)° = cos (x- 9)

A: To find the value of x  10. cos(2x - 1)° = sin(75)° 13. sin[(1/2)x + 77]° = cos(x - 9)°

Q: 12) sin? 0 +2 - cos? 0 = 3sin 0

A: (12) Given: - The equation is, sin2θ+2-cos2θ=3sinθ To solve: - The solution of the given equation.

Q: 1. If cos(x) = and sin x < 0, find sin(2x) as a fraction in simplest terms. sin(2x) = -4 5 -24 25 24…

A: Given cos(x)=35 and sin(x)&lt;0

Q: Solve the equation for x if 0 ≤ x < 2?. Give your answer in radians using exact values only. (Enter…

A: We will find the value of x using trig identity and algebra as following.

Q: 2 tan? 120° + 2 sin2 150° – cos2 0°

A:

Q: Verify the identity (sin θ + cos θ)2 + (sin θ - cos θ)2 = 2.

A:

Q: Evaluate the following expressions. Enter exact answers using fractions. 12 sin cos 13 :)) -D -1 tan…

A: Given, sincos-1-1213 tansin-1-45 We have the evaluate the expression and write the exact values.

Q: 2. Express each expression in a simpler form. a) cos 0 sec e b) tan 0 cos 0 c) tan 0 + cot 0

A:

Q: Simplify the expression cos^2⁡x/1−cos^2⁡x A sin^2⁡x B cot^2⁡x C cos^2⁡x D tan^2⁡x

A:

Q: 5 - with A in the 13 Let sin A = third quadrant and cos B =- with B 2 in the second quadrant. Find…

A:

Q: 3/3 find sin 0. 8. Given cos 0 = sin 0 = V[?] %3D

A: Given cos θ=338We know that sin2 θ+cos2 θ=1

Q: 3) tan? 0 – sec? 0 4) 1- cos? 0 1.092 5) (1- cos 0)(1+ cos 0) 6) (secx- 1)(sec x + 1) 1 1 sin? e 7)…

A:

Q: Find the solutions of the equation that are in the interval [0, 2?). (Enter your answers as a…

A:

Q: Express cos (a) in terms of cos(2a). Express sin (a) in terms of cos(2a). cos²(a) Choose... sin?(æ)…

A: Let's find.

Q: Find sinθ when cosθ=0.618 and tanθ<0.

A:

Q: The expression 5tan(x) sin(x) + 4sec(x) simplifies to A sec (x) - B cos(x). Determine the value of A…

A:

Q: 3. Simplify a. cos 20 sin 90- cos 90 sin 20 cos A b. csc A (1- 1+sin A.

A:

Q: Solve the equation for x if 0 ≤ x < 2?. Give your answer in radians using exact values only. (Enter…

A: Known fact: cos2θ=1-2sin2θ   The given equation is 2cos2x-sinx-1=0. Solve the above equation as…

Q: 2. If 5 sin 0 + 12 cos 0 = 13, then what is 5 cos 0 - 12 sin 0 equal to? (a) -2 (b)-1 (c) 1 (d) 0

A: We can find the answer as below.

Q: -1 Rewrite tan as an algebraic expression in v. 4 cos 1 tan cos 4 믐 ?

A:

Q: Which of the following is a valid expression for cos ¹ x? 04-sin-¹ a 01/2+ + sec¹ a 1 sec-1 01-…

A: The given expression is cos-1(x)We have to find the valid expression for cos-1(x)

Q: /21 find the value of 5 3 - tan 0. cos 0 :15. Given that cos 0 =

A:

Q: 3 and 90°<0<180°. Suppose that sin 0 = %3D Find the exact values of sin and tan 2 - 2

A: first find the value of cosθ then put in the formula of sinθ/2.

Q: 19 Select the correct answer. What is the exact value of sin 165 ? O A. -V6 - V2 4 O B. -V6 + v2 4 O…

A: We will solve the problem

Q: 4 and 90° <0<180°. 3 Suppose that tan 0=- Find the exact values of sin and tan 2 2

A:

Q: If sin A = 4/5 with A in QII, and sin B = -3/5 with B in QIII, find sin A/2 and cos B/2

A: It is given that sin A=45, where A lies in the second quadrant and cos B=-35 where B lies in the…